ED
Edgar Davis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Greene-County, Illinois
Our Model Tree links this Edgar Davis across the 1930 and 1940 US Censuses in Greene-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 7-person household.
Age 13
b. ~1927
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Greene-County, Illinois |
| Surname | Davis |
| Given Name | Edgar L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Carrollton |
| 1935 Residence (County) | Greene |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Carrollton |
| Est. Birth Year | ~1927 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Edgar | Age | Birth yr |
|---|---|---|---|---|
| Dorothy Davis | Daughter | — | 6 | ~1934 |
| John Davis | Son | — | 15 | ~1925 |
| Doris Monlyn | Daughter | — | ~1940 | |
| Edgar Davis | Son | — | 13 | ~1927 |
| Kenneth Davis | Son | — | 10 | ~1930 |
| Kenneth Davis | Head | — | 50 | ~1890 |
| Florence Davis | Spouse | — | 39 | ~1901 |
Census Appearances
1930
Greene, Illinois
Son, age 4
Greene, Illinois · implied b. ~1926 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Edgar L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Massachusetts |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Greene-County, Illinois
Son, age 13
Greene-County, Illinois · implied b. ~1927 — 7 household members
| Surname | Davis |
| Given Name | Edgar L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Carrollton |
| 1935 Residence (County) | Greene |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Edgar Davis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Edgar Davis
Son · 1940 · age 13 · b. ~1927 · Illinois
★ You are viewing this record
Sibling
Kenneth Davis
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Doris Monlyn
Sibling · 1940 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Davis
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Davis
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Greene-County, Illinois
Open full size
1940 US Federal Census — Greene-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00808-00090)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Eileen Evand | 11 | Daughter | — | Illinois |
| 42 | Curtis Lee Evand | 10 | Son | — | Illinois |
| 43 | Hugh Butt Evand | 9 | Daughter | — | Illinois |
| 44 | Leta Laver Evand | 5 | Daughter | — | Illinois |
| 45 | Sara S. Challacombe | 63 | Head | — | Illinois |
| 46 | James James | 64 | Boarder | State Automobile Investigator | Illinois |
| 47 | Sister Catherine | None | F | Public School | — |
| 48 | John S. Berlin | 63 | Head | Custom Thresher | Illinois |
| 49 | Jennie Berlin | 43 | Wife | — | Illinois |
| 50 | Ruth Berlin | 34 | Son | Labor | Illinois |
| 51 | Ruth Berlin | 32 | Daughter | — | Illinois |
| 52 | Virginia Berlin | 10 | Grand Daughter | — | Illinois |
| 53 | Jo Ann Berlin | 4 | Grand Daughter | — | Jerseyville |
| 54 | John G. Alfeld | 30 | Head | Manager | Illinois |
| 55 | May Alfeld | 28 | Wife | — | Illinois |
| 56 | Joseph H. Alfeld | 27 | Son | Clerk | Illinois |
| 57 | Billie Alfeld | 15 | Son | — | Illinois |
| 58 | Shirley Jean Alfeld | 11 | Daughter | — | Illinois |
| 59 | Jack G. Alfeld | 18 | Son | — | Illinois |
| 60 | Roy Edwards | 24 | Lodger | Clerk | Illinois |
| 61 | John G. Robert | 43 | Head | Letter Carrier | Illinois |
| 62 | Marion Robert | 40 | Wife | — | Illinois |
| 63 | Patricia Robert | 18 | Daughter | — | Illinois |
| 64 | Capel White | 27 | Lodger | Student | Illinois |
| 65 | Kenneth L. Davis | 50 | Head | Druggist | Illinois |
| 66 | Florence Davis | 39 | Wife | — | Massachusetts |
| 67 | John R. Davis | 15 | Son | — | Massachusetts |
| 68 | Edgar L. Davis THIS PERSON | 13 | Son | — | Illinois |
| 69 | Kenneth S. Davis | 10 | Son | — | Illinois |
| 70 | Dorothy Helen Davis | 6 | Daughter | — | Illinois |
| 71 | Doris V. Monlyn | 0 | Daughter | — | Missouri |
| 72 | Stuart White | 36 | Head | Truck Driver | Illinois |
| 73 | Beatrice White | 33 | Sister | — | Illinois |
| 74 | Marion White | 5 | Nephew | — | Illinois |
| 75 | Frank Liles | 63 | Head | — | Illinois |
| 76 | Emma Liles | 57 | Wife | — | Illinois |
| 77 | Robert Liles | 16 | Son | — | Illinois |
| 78 | John Williams | 37 | Head | W.P.A. | Illinois |
| 79 | Noah Williams | 54 | Wife | — | Illinois |
| 80 | Marie Williams | 16 | Daughter | — | Illinois |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)